[MEncoder-users] Weird DVD with shifting framerates

[Carl Eugen Hoyos]

Andrew Udvare <audvare <at> gmail.com> writes:

> I very much suspected what you mention but the company
> had to do something different mastering the 4th disc in 
> this DVD set because that disc is only usable in 
> encoded form seemingly at 29.970 FPS and so I used 
> yadif with no options on that. That kept everything
> looking good and audio synced.

yadif cannot know if the input is telecined or interlaced, 
if you use it on telecined material, the output is 
permanently damaged (you cannot get back the original 
picture quality that you get with a perfrect inverse 
telecine procedure).

Carl Eugen